40 companies had insiders buying on the open market in filings dated Dec 9, 2022, about $65.4 million combined. The biggest was UHAL (AMERCO /NV/), where Foster Road LLC led about $48.4 million of buying.
Cluster buying (3+ insiders) is running at 110 companies this month. C-suite buying: 11 companies. As always, a purchase is a data point, not a recommendation.